Comparing and Scaling 0809

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Comparing and ScalingBig IdeaMany important practical and mathematical applications involve comparing quantities of one kind or another; it is important to know which method to use and how we should use them. Investigation 1: Making Comparisons
Essential Question: What methods are there for comparing things?1.1 Writing Ads -Siddhant
1.2 Targeting an Audience - Haris
1.3 Getting the Message Across - Andrew
Mathematical Reflections, p. 15 - Pavel
Investigation 2: Comparing by Finding Percents
Essential Question:
What methods are there for comparing things?2.1 Comparing Leisure Activities - Ariba
2.2 Comparing Your Class to the Nation - Michael
Mathematical Reflections, p. 25 - Marcello
Investigation 3: Comparing by Using Ratios
Essential Question:
What methods are there for comparing things?3.1 Mixing Juice - Sumeeka
3.2 Helping the Cook - Emmanuel
3.3 Sharing Pizza - Tate
Mathematical Reflections, p. 36 - Ook
Investigation 4: Comparing by Finding Rates
Essential Question:
What methods are there for comparing things?4.1 Comparing Fuel Economy - Indraneel
4.2 Using Unit Rate - Arpita
4.3 Solving Problems with Rates - Gabriella
4.4 Buying Beads - Afeed
Mathematical Reflections, p. 51 - Farizma
Investigation 5: Estimating Populations & Densities
Essential Question:
What methods are there for comparing things?5.1 Estimating the Size of a Crowd- Muqri
5.2 Estimating a Deer Population - Drew
5.3 Finding Population Densities - Manaal
5.4 Comparing the Dakotas -
5.5 Predicting Traffic Jams -
Mathematical Reflections, p. 64 -
Investigation 6: Choosing Strategies
Essential Question:
What methods are there for comparing things?6.1 Scaling Up or Down -
6.2 Using Rules of Thumb -
6.3 Selecting Delegates -
Mathematical Reflections, p. 81 -




Comparing and Scaling VocabularyPopulation Density
Rate
Ratio
Scale, Scaling
Unit Rate
Decimal
Difference
Equation
Equivalent ratio
Fraction
Graph, Coordinate graph
Percent
Scale Factor
Proportion

Comparing Scaling Vocab definitions Teacher.pdf
Comparing Scaling Vocab definitions Student.pdf